package com.mingzhi.lotterysystem.dao.mapper;

import com.mingzhi.lotterysystem.dao.dataobject.ActivityUserDO;
import com.mingzhi.lotterysystem.dao.dataobject.UserDO;
import com.mingzhi.lotterysystem.service.enums.ActivityUserStatusEnum;
import org.apache.ibatis.annotations.*;

import java.util.List;

/**
 * 活动用户关联
 */
@Mapper
public interface ActivityUserMapper {

    @Insert("<script>" +
            " insert into activity_user (activity_id,user_id,user_name,status)" +
            " values <foreach collection='items' item='item' index='index' separator=','>" +
            " (#{item.activityId},#{item.userId},#{item.userName},#{item.status})" +
            " </foreach>" +
            " </script>")
    @Options(useGeneratedKeys = true,keyProperty = "id",keyColumn = "id")
    Integer batchInsert(@Param("items") List<ActivityUserDO> activityUserDOList);

    @Select("select * from activity_user where activity_id = #{activityId}")
    List<ActivityUserDO> selectByActivityId(@Param("activityId") Long activityId);

    @Select("<script>" +
            " select * from activity_user" +
            " where activity_id = #{activityId}" +
            " and user_id in" +
            " <foreach collection = 'userIds' item = 'userId' open = '(' separator = ',' close = ')'>" +
            " #{userId}" +
            " </foreach>" +
            " </script>")
    List<ActivityUserDO> batchSelectByAUIds(@Param("activityId") Long activityId,
                                            @Param("userIds") List<Long> userIds);

    @Update("<script>" +
            " update activity_user set" +
            " status = #{status}" +
            " where activity_id = #{activityId}" +
            " and user_id in" +
            " <foreach collection = 'userIds' item = 'userId' open = '(' separator = ',' close = ')'>" +
            " #{userId}" +
            " </foreach>" +
            " </script>")
    void batchUpdateStatus(@Param("activityId") Long activityId,
                           @Param("userIds") List<Long> userIds,
                           @Param("status") ActivityUserStatusEnum status);


}
